Extend the AJP test client to support methods other than GET and implement a simple POST test.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1518194 13f79535-47bb-0310-9956-ffa450edef68
Fix import order

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1518195 13f79535-47bb-0310-9956-ffa450edef68
Content length is managed internally as a long. Fix a few places that were unnecessarily restricting it to an int.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1518197 13f79535-47bb-0310-9956-ffa450edef68
Fix comment

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1518198 13f79535-47bb-0310-9956-ffa450edef68
Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=55453
Do not return a response body for those status codes and request methods that do not permit one.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1518199 13f79535-47bb-0310-9956-ffa450edef68
Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=55494
Reduce log level of exception messages that are logged for re-tries. Make clear in the message that a retry is taking place.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1518212 13f79535-47bb-0310-9956-ffa450edef68